/* 全局样式 */
html,
body,
#root {
  margin: 0;
  width: 100%;
  height: 100%;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  margin: 0 auto;
  width: 100%;
  background: #f4f4f4;
  font-family: -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Helvetica Neue, Arial, Noto Sans, sans-serif, Apple Color Emoji, Segoe UI Emoji, Segoe UI Symbol, Noto Color Emoji;
}
